Step 1

Preheat the oven to 400 degrees F. Start a small pot of water boiling on the stove and prepare a bowl of ice water.

Step 2

Arrange a large sheet of parchment paper on a baking sheet.

Step 3

Place the fish fillets in the center of the parchment.

Step 4

Scatter with cherry tomatoes and basil, drizzle with 1 tablespoon olive oil, and season with salt and pepper.

Step 5

Fold the parchment over the fish lengthways, then roll up each end towards the center.